From: Mike Marciniszyn Date: Mon, 4 Jun 2018 18:43:21 +0000 (-0700) Subject: IB/hfi1: Add bypass register defines and replace blind constants X-Git-Tag: v4.19~746^2~12 X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=dc2b2a917c3427223188ac476afc915831b1244c;p=platform%2Fkernel%2Flinux-rpi.git IB/hfi1: Add bypass register defines and replace blind constants These registers were not added in the 16B work. Add them and replace blind constants with the correct defines. Fixes: 72c07e2b671e ("IB/hfi1: Add support to receive 16B bypass packets") Reviewed-by: Don Hiatt Signed-off-by: Mike Marciniszyn Signed-off-by: Dennis Dalessandro Signed-off-by: Jason Gunthorpe --- diff --git a/drivers/infiniband/hw/hfi1/chip.c b/drivers/infiniband/hw/hfi1/chip.c index f75080d..6deb101 100644 --- a/drivers/infiniband/hw/hfi1/chip.c +++ b/drivers/infiniband/hw/hfi1/chip.c @@ -14640,7 +14640,9 @@ static void init_rxe(struct hfi1_devdata *dd) /* Have 16 bytes (4DW) of bypass header available in header queue */ val = read_csr(dd, RCV_BYPASS); - val |= (4ull << 16); + val &= ~RCV_BYPASS_HDR_SIZE_SMASK; + val |= ((4ull & RCV_BYPASS_HDR_SIZE_MASK) << + RCV_BYPASS_HDR_SIZE_SHIFT); write_csr(dd, RCV_BYPASS, val); } diff --git a/drivers/infiniband/hw/hfi1/chip_registers.h b/drivers/infiniband/hw/hfi1/chip_registers.h index da598b5..ee6dca5 100644 --- a/drivers/infiniband/hw/hfi1/chip_registers.h +++ b/drivers/infiniband/hw/hfi1/chip_registers.h @@ -638,6 +638,12 @@ #define RCV_BTH_QP_KDETH_QP_MASK 0xFFull #define RCV_BTH_QP_KDETH_QP_SHIFT 16 #define RCV_BYPASS (RXE + 0x000000000038) +#define RCV_BYPASS_HDR_SIZE_SHIFT 16 +#define RCV_BYPASS_HDR_SIZE_MASK 0x1Full +#define RCV_BYPASS_HDR_SIZE_SMASK 0x1F0000ull +#define RCV_BYPASS_BYPASS_CONTEXT_SHIFT 0 +#define RCV_BYPASS_BYPASS_CONTEXT_MASK 0xFFull +#define RCV_BYPASS_BYPASS_CONTEXT_SMASK 0xFFull #define RCV_CONTEXTS (RXE + 0x000000000010) #define RCV_COUNTER_ARRAY32 (RXE + 0x000000000400) #define RCV_COUNTER_ARRAY64 (RXE + 0x000000000500)